feat: update database schema and migrations

supabase/migrations/20240106_init.sql

@@ -0,0 +1,75 @@
+-- Create businesses table
+CREATE TABLE IF NOT EXISTS public.businesses (
+    id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
+    name TEXT NOT NULL,
+    address TEXT NOT NULL,
+    phone TEXT NOT NULL,
+    description TEXT NOT NULL,
+    website TEXT,
+    source TEXT NOT NULL,
+    rating REAL,
+    location POINT,
+    created_at TIMESTAMPTZ DEFAULT NOW(),
+    updated_at TIMESTAMPTZ DEFAULT NOW()
+);
+
+-- Create indexes
+CREATE INDEX IF NOT EXISTS idx_businesses_source ON public.businesses(source);
+CREATE INDEX IF NOT EXISTS idx_businesses_rating ON public.businesses(rating);
+CREATE INDEX IF NOT EXISTS idx_businesses_location ON public.businesses USING GIST(location);
+
+-- Enable Row Level Security (RLS)
+ALTER TABLE public.businesses ENABLE ROW LEVEL SECURITY;
+
+-- Create policies
+CREATE POLICY "Allow public read access" 
+    ON public.businesses 
+    FOR SELECT 
+    USING (true);
+
+CREATE POLICY "Allow service role insert/update" 
+    ON public.businesses 
+    FOR ALL 
+    USING (auth.role() = 'service_role');
+
+-- Create function to update updated_at timestamp
+CREATE OR REPLACE FUNCTION update_updated_at_column()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = NOW();
+    RETURN NEW;
+END;
+$$ language 'plpgsql';
+
+-- Create trigger for updated_at
+CREATE TRIGGER update_businesses_updated_at
+    BEFORE UPDATE ON public.businesses
+    FOR EACH ROW
+    EXECUTE FUNCTION update_updated_at_column();
+
+-- Create the searches table
+CREATE TABLE searches (
+    id BIGSERIAL PRIMARY KEY,
+    query TEXT NOT NULL,
+    results JSONB NOT NULL DEFAULT '[]',
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Create an index on the query column for faster lookups
+CREATE INDEX searches_query_idx ON searches USING GIN (to_tsvector('english', query));
+
+-- Create a function to update the updated_at timestamp
+CREATE OR REPLACE FUNCTION update_updated_at_column()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = CURRENT_TIMESTAMP;
+    RETURN NEW;
+END;
+$$ language 'plpgsql';
+
+-- Create a trigger to automatically update the updated_at column
+CREATE TRIGGER update_searches_updated_at
+    BEFORE UPDATE ON searches
+    FOR EACH ROW
+    EXECUTE FUNCTION update_updated_at_column();